Bug 723401

Summary:	[abrt] kernel: WARNING: at drivers/net/wireless/iwlwifi/iwl-core.c:1920 iwl_mac_change_interface+0x104/0x12c [iwlcore](): TAINTED ---------W
Product:	[Fedora] Fedora	Reporter:	Elliott Sales de Andrade <quantum.analyst>
Component:	kernel	Assignee:	John W. Linville <linville>
Status:	CLOSED INSUFFICIENT_DATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	15	CC:	gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda
Target Milestone:	---
Target Release:	---
Hardware:	x86_64
OS:	Unspecified
Whiteboard:	abrt_hash:e09ef90a9ece05117b431f6a32b7647bfdeaf868
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2012-06-06 16:37:20 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:

Description Elliott Sales de Andrade 2011-07-20 03:11:08 UTC

abrt version: 2.0.3
architecture:   x86_64
cmdline:        ro root=/dev/mapper/vg_terranova-lv_root rd_LVM_LV=vg_terranova/lv_root rd_LUKS_UUID=luks-b47a2f38-9e4d-44db-8ff5-4ba74a1d3af8 rd_LVM_LV=vg_terranova/lv_swap rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYTABLE=us rhgb quiet rdblacklist=radeon
comment:        Picked random wireless networks that were in the area. I think the last one was a computer-to-computer link, since the icon in NM was two computers.
component:      kernel
kernel:         2.6.38.8-35.fc15.x86_64
kernel_tainted: 512
kernel_tainted_long: Taint on warning.
os_release:     Fedora release 15 (Lovelock)
package:        kernel
reason:         WARNING: at drivers/net/wireless/iwlwifi/iwl-core.c:1920 iwl_mac_change_interface+0x104/0x12c [iwlcore]()
time:           Mon Jul 18 17:38:12 2011

backtrace:
:WARNING: at drivers/net/wireless/iwlwifi/iwl-core.c:1920 iwl_mac_change_interface+0x104/0x12c [iwlcore]()
:Hardware name: Dell System Vostro 3450
:Modules linked in: vfat fat nls_utf8 hfsplus fuse 8021q garp stp llc cpufreq_ondemand acpi_cpufreq freq_table mperf ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables rfcomm nf_conntrack_netbios_ns sco bnep l2cap xts gf128mul dm_crypt snd_hda_codec_hdmi snd_hda_codec_realtek arc4 iwlagn iwlcore dell_wmi sparse_keymap mac80211 btusb bluetooth snd_hda_intel uvcvideo snd_hda_codec snd_hwdep snd_seq cfg80211 snd_seq_device snd_pcm r8169 dell_laptop dcdbas microcode videodev v4l2_compat_ioctl32 iTCO_wdt i2c_i801 rfkill joydev snd_timer iTCO_vendor_support mii snd xhci_hcd soundcore snd_page_alloc wmi ipv6 usb_storage uas i915 drm_kms_helper drm i2c_algo_bit i2c_core video [last unloaded: scsi_wait_scan]
:Pid: 1013, comm: wpa_supplicant Not tainted 2.6.38.8-35.fc15.x86_64 #1
:Call Trace:
: [<ffffffff8105511a>] warn_slowpath_common+0x83/0x9b
: [<ffffffff8105514c>] warn_slowpath_null+0x1a/0x1c
: [<ffffffffa02e6360>] iwl_mac_change_interface+0x104/0x12c [iwlcore]
: [<ffffffffa02a6afe>] ieee80211_if_change_type+0x191/0x241 [mac80211]
: [<ffffffffa02a9605>] ieee80211_change_iface+0x32/0xf1 [mac80211]
: [<ffffffffa0193b53>] cfg80211_change_iface+0xec/0x18c [cfg80211]
: [<ffffffff8147775e>] ? mutex_lock+0x29/0x50
: [<ffffffffa019c629>] nl80211_set_interface+0x175/0x1a2 [cfg80211]
: [<ffffffff813e7d96>] genl_rcv_msg+0x1d9/0x204
: [<ffffffff813e7bbd>] ? genl_rcv_msg+0x0/0x204
: [<ffffffff813e7752>] netlink_rcv_skb+0x42/0x8d
: [<ffffffff813e7bb6>] genl_rcv+0x26/0x2d
: [<ffffffff813e7238>] netlink_unicast+0xec/0x156
: [<ffffffff813e7546>] netlink_sendmsg+0x2a4/0x2dc
: [<ffffffff813b69a8>] __sock_sendmsg+0x69/0x76
: [<ffffffff813b6b1f>] sock_sendmsg+0xa1/0xb6
: [<ffffffff8104127e>] ? should_resched+0xe/0x2d
: [<ffffffff8104127e>] ? should_resched+0xe/0x2d
: [<ffffffff81476e98>] ? _cond_resched+0xe/0x22
: [<ffffffff813bfca2>] ? copy_from_user+0x2f/0x31
: [<ffffffff813c008d>] ? verify_iovec+0x52/0xa5
: [<ffffffff813b7ee9>] sys_sendmsg+0x237/0x2b5
: [<ffffffff810f47f8>] ? handle_mm_fault+0x1bb/0x1ce
: [<ffffffff8147b996>] ? do_page_fault+0x33e/0x37a
: [<ffffffff81120f3d>] ? fsnotify_modify+0x5f/0x67
: [<ffffffff811216e5>] ? vfs_write+0xc4/0xf3
: [<ffffffff81009bc2>] system_call_fastpath+0x16/0x1b

Comment 1 John W. Linville 2012-04-11 18:08:44 UTC

Can this be replicated on a recent kernel?